Climate averages 1991–2020
Zarzis weather
in January.
A mild, fairly dry month: the coolest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a mild month in Zarzis: daytime highs average 15.9°C and nights cool to about 10.3°C. By daytime temperature it is the coolest month of the year.
Expect about 19 mm of rain on roughly 3 days, which makes January a fairly dry month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 12 min on an average January day.
The nearest other city in this atlas is Ben Gardane (42 km away). In January its highs average 16.6°C, 0.7°C warmer than Zarzis, with 24 mm of rain.
Among the 22 cities listed in Tunisia, Zarzis ranks 10th of 22 for the warmest January highs and joint 5th of 22 for the driest January (rainfall, lowest first). The mean January high of those 22 cities is 15.4°C; Zarzis is 0.5°C warmer than that mean.
From January to February, average highs rise by 0.7°C to 16.6°C, and monthly rainfall falls from 19 mm to 16 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Zarzis climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 15.9°C10.3°C | 10.3°C | 19 | 3.3 | 10.210 h |
| February | 16.6°C10.5°C | 10.5°C | 16 | 2.9 | 11.011 h |
| March | 18.9°C12.6°C | 12.6°C | 13 | 2.2 | 12.012 h |
| April | 21.2°C15.1°C | 15.1°C | 7.9 | 1.6 | 13.013 h |
| May | 24.0°C18.2°C | 18.2°C | 3.2 | 0.8 | 13.914 h |
| June | 27.0°C21.4°C | 21.4°C | 0.7 | 0.1 | 14.314 h |
| July | 29.6°C23.8°C | 23.8°C | 0 | 0.0 | 14.114 h |
| August | 30.6°C25.0°C | 25.0°C | 0.8 | 0.2 | 13.413 h |
| September | 28.9°C24.1°C | 24.1°C | 16 | 1.8 | 12.412 h |
| October | 26.1°C20.7°C | 20.7°C | 25 | 3.7 | 11.411 h |
| November | 21.4°C15.9°C | 15.9°C | 24 | 3.9 | 10.510 h |
| December | 17.3°C12.0°C | 12.0°C | 26 | 4.6 | 10.010 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Ben Gardane in JanuaryTunisia · 42 kmHigh 16.6°C · Low 8.4°C · 24 mm rain
- Houmt Souk in JanuaryTunisia · 48 kmHigh 16.2°C · Low 10.2°C · 18 mm rain
- Medenine in JanuaryTunisia · 59 kmHigh 16.2°C · Low 7.2°C · 16 mm rain
- Gabès in JanuaryTunisia · 103 kmHigh 15.8°C · Low 9.2°C · 15 mm rain
- Al Jumayl in JanuaryLibya · 114 kmHigh 16.4°C · Low 9.3°C · 16 mm rain
- Sfax in JanuaryTunisia · 141 kmHigh 16.0°C · Low 8.8°C · 20 mm rain
- Al Ajaylat in JanuaryLibya · 144 kmHigh 16.8°C · Low 9.2°C · 26 mm rain
- Sakiet ed Daier in JanuaryTunisia · 146 kmHigh 16.1°C · Low 8.6°C · 20 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Zarzis) is explained once on the Zarzis year overview and on the Sources, method and limits page.